Several users have reported that they are having problems connecting to the Mac App Store. Further, users stated that this problem started after updating their Mac devices. The error message:
“Cannot Connect to App Store”
Please note that if your are having this issue on your iPhone or iPad, please see this article.
This articles explains what you can do when your Mac can’t connect to the Apple App Store and won’t download, install or update apps.
Why can’t my Mac connect to the App Store?
- First, let’s make sure that there is no network connection issues. Make sure that your Mac is connected to the Internet. Check to see if websites load in Safari or in other browsers. If not, you may try the following troubleshooting tips:
- Restart your Mac
- Restart your router/modem
- Turn off and on Wi-Fi
- Make sure that Apple Mac App Store servers is up and running. Go to the Apple’s System Status website and check. For instance, currently it is saying “Mac App Store – Completed Maintenance. 1.7% of users were affected. Customers may have been unable to make purchases from the App Store, iTunes Store, iBooks Store, or Mac App Store.” As you can see, Mac App Store was down for some users and but now it is fixed. If you do not see any problem, read on.
- Launch iTunes. From the top menu bar, click Account and then Sign out. After signing out, sign back in.
- Open the App Store on your Mac and then click Store (top menu bar) and click Sing Out and then sing back in.
- If you are using VPN or proxy to connect to the Internet, disable them to see if that fixes your problem.
- Update your Mac. If you are running macOS Mojave, go to System Preferences > Software Update and then click Check for Updates. If there is an update available, update the software on your Mac.
- On your Mac, make sure that the date and time settings are done correctly. Go to System Preferences > Date & Time to check this. You may also want to check the box for “Set date and time automatically”.
- On your Mac, complete the following steps:
- open the Keychain Access app (Applications > Utilities > Keychain Access)
- Click “System Roots”
- Double Click “DigiCert High Assurance EV root CA”
- Click “Trust” to expand it
- Change “When using this certificate” from “Use System Defaults” to “Never Trust”
- Now restart your Mac
- And, when your Mac is on, follow the same steps to change “When using this certificate” back to “Use System Defaults”
- On your Mac, follow these steps:
- Open Finder
- From the top menu, click Go > Go to Folder and enter the following:
- Click Go
- Delete these files: “crlcache.db” and “ocspcache.db”. You may have to enter your admin password
- And then restart your Mac.
If everything above fails you could contact Apple.